static void terraserver_mapcoord_to_center_coord ( MapCoord *src, VikCoord *dest );
-static DownloadOptions terraserver_options = { 0 };
+static DownloadOptions terraserver_options = { 0, NULL };
void terraserver_init () {
VikMapsLayer_MapType map_type_1 = { 2, 200, 200, VIK_VIEWPORT_DRAWMODE_UTM, terraserver_topo_coord_to_mapcoord, terraserver_mapcoord_to_center_coord, terraserver_topo_download };